Home / 109,211,345.82-163,817,631.09-36,427,926.69

Finding the Fourth Proportional to 109,211,345.82, 163,817,631.09 and 36,427,926.69

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Solution

The fourth proportional to 109,211,345.82, 163,817,631.09 and 36,427,926.69 is: 54,642,094.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,211,345.82 : 163,817,631.09 = 36,427,926.69 : x
  2. Step 2: Convert to fraction form
    109,211,345.82/163,817,631.09 = 36,427,926.69/x
  3. Step 3: Cross multiply
    109,211,345.82x = 163,817,631.09 × 36,427,926.69
  4. Step 4: Simplify right side
    109,211,345.82x = 5,967,536,655,875,985
  5. Step 5: Solve for x
    x = 5,967,536,655,875,985/109,211,345.82
  6. Step 6: Final answer
    x = 54,642,094.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.